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SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-1-1
LASER BEAM SAFETY PRECAUTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-2-1
IMPORTANT SAFETY PRECAUTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-3-1
STANDARD NOTES FOR SERVICING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-4-1
OPERATING CONTROLS AND FUNCTIONS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-5-1
CABINET DISASSEMBLY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-6-1
BLOCK DIAGRAMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-7-1
SCHEMATIC DIAGRAMS / CBA'S AND TEST POINTS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-8-1
WAVEFORMS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-9-1
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-10-1
FIRMWARE RENEWAL MODE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-11-1
SYSTEM CONTROL TIMING CHARTS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-12-1
IC PIN FUNCTION DESCRIPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-13-1
LEAD IDENTIFICATIO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-14-1
EXPLODED VIEWS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-15-1
MECHANICAL PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-16-1
ELECTRICAL PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1-17-1
MITSUBISHI ELECTRIC
MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.
TABLE OF CONTENTS
9351 Jeronimo Road, Irvine, CA 92618-1904
Copyright © 2003 Mitsubishi Digital Electronics America, Inc.
All Rights Reserved
Service
Manual
DVD PLAYER
MODEL
DD-7040
2003
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Summary of Contents for Mitsubishi DD-7040
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Page 1: Table Of Contents
ELECTRICAL PARTS LIST ............. . .1-17-1 MITSUBISHI ELECTRIC MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC. 9351 Jeronimo Road, Irvine, CA 92618-1904 Copyright © 2003 Mitsubishi Digital Electronics America, Inc. All Rights Reserved... - Page 2 Manufactured under license from Dolby Laboratories. "Dolby" and the double-D symbol are trademarks of Dolby Laboratories.
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Page 3: Specifications
SPECIFICATIONS ITEM CONDITIONS UNIT NOMINAL LIMIT 1. Video Output 75 ohm load ± 0.1 2. Optical Digital Out 3. Audio (PCM) 3-1. Output Level 1kHz 0dB Vrms 3-2. S/N 3-3. Freq. Response fs=48kHz 20~22kHz ± 0.5 fs=44.1kHz 20~20 kHz ± 0.5 3-4. -
Page 4: Laser Beam Safety Precautions
LASER BEAM SAFETY PRECAUTIONS This DVD player uses a pickup that emits a laser beam. Do not look directly at the laser beam coming from the pickup or allow it to strike against your skin. The laser beam is emitted from the location shown in the figure. When checking the laser diode, be sure to keep your eyes at least 30cm away from the pickup lens when the diode is turned on. -
Page 5: Important Safety Precautions
IMPORTANT SAFETY PRECAUTIONS Product Safety Notice I. Also check areas surrounding repaired locations. J. Be careful that foreign objects (screws, solder Some electrical and mechanical parts have special droplets, etc.) do not remain inside the set. safety-related characteristics which are often not evi- K. - Page 6 Safety Check after Servicing Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts, Chassis or Secondary Conductor and wires have been returned to their original posi- tions. Afterwards, do the following tests and confirm the specified values to verify compliance with safety Primary Circuit Terminals standards.
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Page 7: Standard Notes For Servicing
STANDARD NOTES FOR SERVICING Circuit Board Indications How to Remove / Install Flat Pack-IC 1. The output pin of the 3 pin Regulator ICs is indi- 1. Removal cated as shown. With Hot-Air Flat Pack-IC Desoldering Machine:. (1) Prepare the hot-air flat pack-IC desoldering Top View Bottom View machine, then apply hot air to the Flat Pack-IC... - Page 8 With Soldering Iron: (4) Bottom of the flat pack-IC is fixed with glue to the CBA; when removing entire flat pack-IC, first apply (1) Using desoldering braid, remove the solder from all soldering iron to center of the flat pack-IC and heat pins of the flat pack-IC.
- Page 9 2. Installation Instructions for Handling Semi-conductors (1) Using desoldering braid, remove the solder from the foil of each pin of the flat pack-IC on the CBA Electrostatic breakdown of the semi-conductors may so you can install a replacement flat pack-IC more occur due to a potential difference caused by electro- easily.
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Page 10: Operating Controls And Functions
OPERATING CONTROLS AND FUNCTIONS FRONT PANEL 9. Numeric Buttons REMOTE CONTROL 10. CLEAR Button Resets a setting. 11. TITLE Button Displays the title menu. 12. Arrow Buttons Use to scroll and cycle through disc and player menus and settings. 13. ENTER Button Press to accept a setting. - Page 11 REAR VIEW AUDIO OUT ANALOG CENTER VIDEO OUT OPTICAL COAXIAL 5.1 CH AUDIO OUT DIGITAL AUDIO OUT SCAN MODE SUBWOOFER VIDEO (PCM/BITSTREAM) FRONT SURROUND 30 31 32 36 37 29. Power Cord 34. VIDEO OUT Jack 30. Left AUDIO OUT Jack 35.
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Page 12: Cabinet Disassembly Instructions
CABINET DISASSEMBLY INSTRUCTIONS 1. Disassembly Flowchart (1): Identification (location) No. of parts in the figures (2): Name of the part This flowchart indicates the disassembly steps to gain (3): Figure Number for reference access to item(s) to be serviced. When reassembling, follow the steps in reverse order. - Page 13 (S-7) (S-6) [1] Top Cover [5] Shield (S-1) Plate (S-1) [6] DVD Audio CN7102 (S-8) (S-5) (S-8) (S-5) [7] DVD Main CBA (S-1) Unit CN301 CN201 Fig. D1 (S-9) (L-5) (L-5) Tray Panel [4] DVD Mecha (L-2) [8] Main (L-1) Holder (L-1) (L-4)
- Page 14 DVD Mecha [9] AV CBA (S-10) (S-10) [10] Function CBA Desolder from bottom Short the three short lands by soldering Connector View for A Fig. D6 Slide Short the three short lands by soldering FPC Cable Pickup Unit View for C View for B Fig.
- Page 15 HOW TO MANUAL EJECT 1. Remove the Top Case. 2. Rotate the roulette in the direction of the arrow as shown below. View for A Rotate this roulette in the direction of the arrow 1-6-4 E5732DC...
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Page 16: Block Diagrams
BLOCK DIAGRAMS System Control/Servo Block Diagram SLED SERVO SIGNAL SPINDLE SERVO SIGNAL FOCUS SERVO SIGNAL TRACKING SERVO SIGNAL IC101 (MICRO CONTROLLER) CN901 2ch-L/6ch-H 2ch-L/6ch-H ADAC-ML1 ADAC-ML1 A-MUTE A-MUTE2 TO DVD M-MUTE M-MUTE AUDIO ADAC-ML2 ADAC-ML2 BLOCK ADAC-MC DIAGRAM EXT CLOCK ADAC-MD CN7102 CLK33M... - Page 17 Digital Signal Process Block Diagram DATA(AUDIO) SIGNAL DATA(VIDEO/AUDIO) SIGNAL VIDEO SIGNAL FOCUS SERVO SIGNAL TRACKING SERVO SIGNAL IC102 (SDRAM) IC101 (MICRO CONTROLLER) SDRAM ADDRESS(0-10) SDRAM ADDRESS(0-10) DATA SDRAM EXTERNAL MEMORY DECODER INST. DECODER STREAM CN901 SDRAM DATA(0-31) SDRAM DATA(0-31) 1 PCM-DATA3 DATA TO DVD 3 PCM-DATA2...
- Page 18 Video / Audio Block Diagram DATA(AUDIO) SIGNAL AUDIO SIGNAL VIDEO SIGNAL IC1402 (VIDEO DRIVER) DRIVER JK1401 S-VIDEO OUT DRIVER CN601 CN1601 DRIVER VIDEO-Y VIDEO-Y FROM DIGITAL VIDEO-C VIDEO-C JK1404 SIGNAL PROCESS VIDEO-Cb BLOCK DIAGRAM VIDEO-Cb DRIVER COMPOSITE VIDEO-Cr VIDEO-Cr VIDEO OUT DRIVER VIDEO-Y MUTE...
- Page 19 DVD Audio Block Diagram DATA(AUDIO) SIGNAL AUDIO SIGNAL DVD AUDIO CBA IC7201 (AUDIO DAC) IC7301 (AMP) 4X/8X IC7101 (SW) OVERSAMPLING ENHANCED LPF+AMP SERIAL DIGITAL FILTER MULTI-LEVEL PORT /FUNCTION DELTA-SIGMA LPF+AMP CONTROLLER MODULATOR ZERO DETECT Q7308 SERIAL CN7102 CONTROL Q7302 PCM-DATA3 1 FROM SYSTEM CLOCK DIGITAL...
- Page 20 Power Supply Block Diagram CAUTION CAUTION ! FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. NOTE : REPLACE ONLY WITH THE SAME TYPE FUSE. If Main Fuse (F1001) is blown, check to see that all components in the power supply The voltage for parts in hot circuit is measured using ATTENTION : POUR UNE PROTECTION CONTINUE LES RISQES circuit are not defective before you connect the AC plug to the AC power supply.
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Page 21: Schematic Diagrams / Cba's And Test Points
SCHEMATIC DIAGRAMS / CBA’S AND TEST POINTS Standard Notes WARNING Many electrical and mechanical parts in this chassis have special characteristics. These characteristics often pass unnoticed and the protection afforded by them cannot necessarily be obtained by using replace- ment components rated for higher voltage, wattage, etc. - Page 22 LIST OF CAUTION, NOTES, AND SYMBOLS USED IN THE SCHEMATIC DIAGRAMS ON THE FOLLOWING PAGES: 1. CAUTION: FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, REPLACE ONLY WITH THE SAME TYPE FUSE. ATTENTION: POUR UNE PROTECTION CONTINUE LES RISQES D'INCELE N'UTILISER QUE DES FUSIBLE DE MÊME TYPE.
- Page 23 DVD Main 1/3 Schematic Diagram 1-8-3 1-8-4 E5732SCD1...
- Page 24 DVD Main 2/3 Schematic Diagram 1-8-5 1-8-6 E5732SCD2...
- Page 25 IC101 VOLTAGE CHART PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP PIN.NO PLAY STOP ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- ----- -----...
- Page 26 DVD Main 3/3 Schematic Diagram 1-8-9 1-8-10 E5732SCD3...
- Page 27 AV 1/3 Schematic Diagram CAUTION CAUTION ! NOTE : FOR CONTINUED PROTECTION AGAINST FIRE HAZARD, Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. The voltage for parts in hot circuit is measured REPLACE ONLY WITH THE SAME TYPE FUSE.
- Page 28 AV 2/3 Schematic Diagram 1-8-13 1-8-14 E5732SCAV2...
- Page 29 AV 3/3 & Function Schematic Diagram FL2001 MATRIX CHART VIDEO PBC TITLE VIDEO CD TITLE B DVD CHP. TRK. CHP. TRK. 1-8-15 1-8-16 E5732SCAV3...
- Page 30 DVD Audio Schematic Diagram E5732SCDA 1-8-17 1-8-18...
- Page 31 AV CBA Top View CAUTION ! NOTE : Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. The voltage for parts in hot circuit is measured If Main Fuse (F1001) is blown, check to see that all components in the power supply using hot GND as a common terminal.
- Page 32 AV CBA Bottom View CAUTION ! NOTE : Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit. The voltage for parts in hot circuit is measured If Main Fuse (F1001) is blown, check to see that all components in the power supply using hot GND as a common terminal.
- Page 33 FUNCTION CBA Top View FUNCTION CBA Bottom View 1-8-23 1-8-24 BE5730F01015...
- Page 34 DVD Audio CBA Top View 1-8-25 1-8-26 BE5732F02011...
- Page 35 DVD Audio CBA Bottom View 1-8-27 1-8-28 BE5732F02011...
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Page 36: Waveforms
WAVEFORMS Pin 7 of CN1601 Pin 15 of CN1601 NOTE: Input CD: 1kHz PLAY (WF4~WF6) DVD: POWER ON (STOP) MODE (WF1~WF3) VIDEO-Y 0.2V 20µsec AUDIO-R 0.5msec Pin 9 of CN1601 Pin 18 of CN1601 VIDEO-C 0.2V 20µsec SPDIF 0.1µsec Pin 21 of IC1402 VIDEO-CVBS 0.5V 20µsec... -
Page 37: Wiring Diagram
WIRING DIAGRAM VIDEO-Y VIDEO-Cb VIDEO-Cr VIDEO AUDIO-L AUDIO-R DIGITAL S-VIDEO OPTICAL AC CORD AUDIO OUT AUDIO OUT JP2002 JP2001 CN1602 CN7101 P-ON+5V KEY-2 P-ON+9 AV CBA FUNCTION CBA (BE5730F01015) (BE5730F01015) KEY-4 KEY-3 P-ON+3.3V KEY-1 P-ON+3.3V CN1001 CN1601 CN401 CN601 DVD AUDIO CBA (BE5732F02011) CN901 CN7102... -
Page 38: Firmware Renewal Mode
FIRMWARE RENEWAL MODE 1. Turn the power on and remove the disc on the tray. 5. After programming is finished, the tray opens auto- 2. To put the DVD player into version up mode, press matically. Fig. e appears on the screen and the [9], [8], [7], [6], and [SEARCH MODE] buttons on checksum in (*3) of Fig. -
Page 39: System Control Timing Charts
SYSTEM CONTROL TIMING CHARTS Tray Close ~ Play / Play ~ Tray Open Disc Tray Tray Disc Stop Open Close Rotation Play 3.3V Tray OUT (TL220) 3.3V Tray IN (TL221) 1.65V Sled Drive (TP303) 1.65V Disc Drive (TP301) 1.65V Focus Drive (TP304) 1.65V Tracking Drive... -
Page 40: Ic Pin Function Descriptions
IC PIN FUNCTION DESCRIPTIONS IC2001 [ PT6313-S-TP ] Signal In/Out Name Function Name FP-CLK Clock Input FP-STB Serial Interface Strobe Key Data 1 Input Key Data 2 Input Power Supply a / KEY-1 Segment Output / Key Source-1 Segment Output / Key b / Key-2 Source-2 Segment Output / Key... -
Page 41: Lead Identificatio
LEAD IDENTIFICATIONS 2SK3374 2SC2785 (H) 2SA1015-Y (TPE2) KTC3199 (GR) KTA1266 (Y) KRA110M KTC3198 (Y) KTA1267 (Y) 2SC2120-Y(TPE2) BN1L3Z (P) S D G E C B E C B PCM1751DBQR MM1622XJBE KIA431-AT PT6313-S-TP NC7SB3157P6X LTV-817(B,C)-F K A R PQ070XF01SZ 2SA1037AK T146Q 0C-0805T*002 NJM4558D KTA1504Y-RTK... -
Page 42: Exploded Views
EXPLODED VIEWS Cabinet 2L011 2L011 2L011 2L103 2B12 2L011 2L104 DVD Audio 2L011 W7102 W1602 2L105 2L031 W1601 JK1404 JK1401 JK1202 DVD Main FUNCTION CBA 2L031 CBA Unit IC1204 W1001 F1001 2L101 2L021 2L021 2L031 AV CBA AC1001 2L043 2L021 2L041 2B17 See Electrical Parts List... - Page 43 PARTS LIST Part Number Description I/B DD7040 OWNER'S GUIDE NA016UD REMOTE N79F1GVM MECHA-PU N79MCGUP PCB-MAIN (DD-7040) OVM204133 FRONT-ASSY OVM306091 COVER-TOP OVSA14121 PCB-ASSY (AV & FUNCTION) OVSA14124 PCB-AUDIO (DD-7040/DD-8040) 1-15-2...